the key state to watch are iowa and nevada. coming up next, we are going to talk about the social media buzz and courtney reagan is going to bring us the latest after this. ♪ [ female announcer ] today is not just about who lives in the white house, it's about who lives in the yellow house, the brick, the green, and the apartment house, too. today we not only honor the oval office, but we honor the cubicle, the open-air office and the home office as well. ♪ today is not just about who rides in air force one, it's about who rides in the 4 door sedan, the 2 door hatchback and the v8 muscle car. ♪ because today it's about all of us. and no matter who you are, or where you live, you're the commander-in-chief of your own life. and that's something that will never change. ♪ and that's something that will never change. if we want to improve our schools... ... what should we invest in? maybe new buildings? what about updated equipment? they can help, but recent research shows... ... nothing transforms schools like investing in